Tires can be operated to achievement of depth of a profile of 1,6 mm, that is flutes of a profile have to have depth on all surface of the tire not less than 1,6 mm. However for safety it is recommended to make change of tires with a depth of profile of 3 mm.

Tires M+S on snow have sufficient coupling with the road with a depth of profile not less than 4 mm.

It is necessary to survey the tire on existence of cuts and to establish their depth. If cuts reach a cord, the steel cord will korrodirovat from the getting moisture.

Intensive wear of tires is promoted by a sports manner of driving, intensive accelerations and sharp braking.